using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using WCS.BLL.Manager;
using WCS.BLL.Services.IService;
using WCS.DAL.Db;
using WCS.DAL.DbModels;
using WCS.Model;
using WCS.Model.ApiModel.PDAMatBind;

namespace WCS.BLL.Services.Service
{
    public class PDAMatBindService : IPDAMatBindService
    {
        public async Task<ResponseCommon> callEmptyShelf(BindMatDetailRequest request)
        {
            try
            {
                #region 参数校验
                //判断参数
                if (request.LocationId == 0 || string.IsNullOrEmpty(request.LocationCode))
                {
                    return new ResponseCommon()
                    {
                        Code = 201,
                        Message = "工位或工位编码为空！\r\n请重新扫工位码",
                        Data = null,
                    };
                }
                #endregion

                #region 数据校验
                //获取是否存在当前工位
                var endLocation = await DbHelp.db.Queryable<LocationInfo>()
                                              .Where(t => t.Id == request.LocationId)
                                              .Where(t => t.IsEnable == true)
                                              .FirstAsync();
                if (endLocation == null)
                {
                    return new ResponseCommon()
                    {
                        Code = 201,
                        Message = $"工位[{request.LocationCode}]不存在或已被禁用!\r\n请联系系统管理人员维护工位信息！",
                        Data = null,
                    };
                }

                //获取当前工位的货架
                var shelf = await DbHelp.db.Queryable<ShelfInfo>()
                                           .Where(t => t.CurrentLocationId == endLocation.Id && t.TransStatus == TransStatusEnum.静止
                                                     || t.DestinationLocationId == endLocation.Id && t.TransStatus == TransStatusEnum.运输中)//解决产线人员 呼叫后货架未到的时候绑定的问题
                                           .Where(t => t.IsEnable == true)
                                           .FirstAsync();
                if (shelf != null)
                {
                    if (shelf.TransStatus == TransStatusEnum.静止)
                    {
                        return new ResponseCommon()
                        {
                            Code = 205,
                            Message = $"货架【{shelf.ShelfCode}】静止在工位上，请勿重复呼叫！",
                            Data = null,
                        };
                    }
                    //运输中
                    else
                    {
                        return new ResponseCommon()
                        {
                            Code = 205,
                            Message = $"货架【{shelf.ShelfCode}】运输中，请勿重复呼叫！\r\n货架到达后扫货架码即可继续绑定。",
                            Data = null,
                        };
                    }
                }
                #endregion

                //获取空货架进行呼叫
                shelf = await DbHelp.db.Queryable<ShelfInfo>()
                                           .Where(t => t.TransStatus == TransStatusEnum.静止 && t.CurrentLocationId != 0)
                                           .Where(t => t.IsEnable == true)
                                           .FirstAsync();
                if (shelf == null)
                {
                    return new ResponseCommon()
                    {
                        Code = 201,
                        Message = $"不存在空货架！",
                        Data = null,
                    };
                }

                var startLocation = await DbHelp.db.Queryable<LocationInfo>()
                                           .Where(t => t.Id == shelf.CurrentLocationId)
                                           .Where(t => t.IsEnable == true)
                                           .FirstAsync();

                var response = AGVManager.GenAgvSchedulingTask(startLocation, endLocation, shelf.ShelfCode, request.UserName);
                if (response.code == "0" && response.message == "成功")
                {
                    //更新货架位置信息
                    shelf.TransStatus = TransStatusEnum.运输中;
                    shelf.DestinationLocationId = endLocation.Id;
                    shelf.DestinationLocaiotnCode = endLocation.LocationCode;
                    DbHelp.db.Updateable(shelf).ExecuteCommand();

                    return new ResponseCommon()
                    {
                        Code = 200,
                        Message = "success",
                        Data = null,
                    };
                }
                else
                {
                    return new ResponseCommon()
                    {
                        Code = 201,
                        Message = $"海康RCS返回：{response.message}",
                        Data = null,
                    };
                }

            }
            catch (Exception ex)
            {
                return new ResponseCommon()
                {
                    Code = 201,
                    Message = ex.Message,
                    Data = null,
                };
            }
        }
    }
}